Fields
| hardware | None |
| os_version | None |
Parameters
| cpu |
Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 48 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 128 On-line CPU(s) list: 0-127 Vendor ID: AuthenticAMD Model name: AMD EPYC 7702 64-Core Processor CPU family: 23 Model: 49 Thread(s) per core: 2 Core(s) per socket: 64 Socket(s): 1 Stepping: 0 Frequency boost: enabled CPU max MHz: 2000.0000 CPU min MHz: 1500.0000 BogoMIPS: 3992.35 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb cat_l3 cdp_l3 hw_pstate ssbd mba ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 cqm rdt_a rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local clzero irperf xsaveerptr rdpru wbnoinvd amd_ppin arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif v_spec_ctrl umip rdpid overflow_recov succor smca Virtualization: AMD-V L1d cache: 2 MiB (64 instances) L1i cache: 2 MiB (64 instances) L2 cache: 32 MiB (64 instances) L3 cache: 256 MiB (16 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-127 Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT enabled with STIBP protection Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines, IBPB conditional, STIBP always-on, RSB filling, PBRSB-eIBRS Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected |
| memory | MemTotal: 263696376 kB |
Fields
| Name | Value |
|---|
Parameters
| Name | Value |
|---|---|
| as |
GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.32.0.20190909-8 Copyright (C) 2019 Free Software Foundation, Inc. This program is free software; you may redistribute it under the terms of the GNU General Public License version 3 or later. This program has absolutely no warranty. This assembler was configured for a target of `x86_64-suse-linux'. |
| gcc |
gcc (GCC) 10.0.1 20200225 (experimental) eb7ba6c36b8a17c79936abe26245e4bc66bb8859 Copyright (C) 2020 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| git_revision | eb7ba6c36b8a17c79936abe26245e4bc66bb8859 |
| glibc |
GNU C Library (GNU libc) stable release version 2.30 (git 0a8262a1b2). Copyright (C) 2019 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Configured for x86_64-suse-linux. Compiled by GNU CC version 9.2.1 20190903 [gcc-9-branch revision 275330]. libc ABIs: UNIQUE IFUNC ABSOLUTE For bug reporting instructions, please see: <http://bugs.opensuse.org>. |
| glibc_location | /lib64/libc.so.6 |
| ld | GNU ld (GNU Binutils; openSUSE Tumbleweed) 2.32.0.20190909-8 |
| options | None |
| reason | None |
| uname | Linux benzen 5.3.6-1-default #1 SMP Sun Oct 13 07:19:36 UTC 2019 (519ea7b) x86_64 x86_64 x86_64 GNU/Linux |
Filter
benzen.gcc-trunk.Ofast test results
| Run | Order | Start Time | Duration |
|---|---|---|---|
| Current | 1582652280000.eb7ba6c36b8a17c79936abe26245e4bc66bb8859 | 2020-02-25T20:22:49.673477 | 0:01:30.843411 |
| Previous | 1582161422000.85232b45840330df0fef81f2d4756d9a25d5ac3b | 2020-02-20T07:28:36.292852 | 0:01:31.233752 |
| Baseline | 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 | 2019-10-28T07:00:49.454426 | 0:01:29.472364 |
Tests Summary
| Status Group | # | # (B) |
|---|---|---|
| Performance Regressions | 4 | 8 |
| Performance Improvements | 1 | 12 |
| Added Tests | 3 | 3 |
| Unchanged Tests | 262 | 247 |
| Total Tests | 270 |
| Performance Regressions - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| random/pr28071.c | 30.48% | 66.532 | 86.810 | - | 26.13% | - |
| random/pr39326.c | 6.23% | 100.820 | 107.103 | - | 2.34% | - |
| random/pr36262.c | 4.18% | 33.444 | 34.843 | - | 3.59% | - |
| random/pr36439.cpp | 3.04% | 33.160 | 34.168 | - | 3.04% | - |
| Performance Improvements - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| random/pr26854-2.c | -2.40% | 57.610 | 56.224 | - | -1.39% | - |
| Added Tests - size |
|---|
| random/empty.C/elf/sections/text |
| random/empty.c/elf/sections/text |
| random/pr29433.cpp/elf/sections/text |
| Performance Regressions - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr28071.c | 26.13% | 68.825 | 86.810 | - | 30.48% | - |
| random/pr36262.c | 3.59% | 33.635 | 34.843 | - | 4.18% | - |
| random/pr38518.c | 3.48% | 33.910 | 35.090 | - | 1.27% | - |
| random/pr36439.cpp | 3.04% | 33.160 | 34.168 | - | 3.04% | - |
| random/pr70614.c | 2.55% | 1.435 | 1.471 | - | 0.56% | - |
| random/pr39326.c | 2.34% | 104.650 | 107.103 | - | 6.23% | - |
| Performance Regressions - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/empty.C | 3.15% | 17.34 MB | 17.89 MB | - | 0.35% | - |
| random/pr12850.cpp | 2.29% | 569.88 MB | 582.94 MB | - | 0.02% | - |
| Performance Improvements - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr60243.c | -29.59% | 117.203 | 82.523 | - | -1.34% | - |
| random/pr12392.cpp | -6.26% | 38.857 | 36.425 | - | -0.11% | - |
| random/pr12850.cpp | -4.62% | 41.140 | 39.240 | - | 0.17% | - |
| random/pr36498.cpp | -4.25% | 16.283 | 15.591 | - | 0.14% | - |
| random/pr36291.cpp | -3.79% | 29.982 | 28.846 | - | -0.16% | - |
| Performance Improvements - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr12392.cpp | -8.46% | 908.87 MB | 831.96 MB | - | -0.05% | - |
| random/pr28071.c | -6.61% | 1.32 GB | 1.23 GB | - | -0.03% | - |
| random/pr26854-2.c | -4.96% | 1.45 GB | 1.38 GB | - | -0.01% | - |
| random/pr60243.c | -3.44% | 2.10 GB | 2.03 GB | - | -0.02% | - |
| random/pr70614.c | -2.44% | 62.45 MB | 60.92 MB | - | 1.39% | - |
| random/pr36262.c | -2.18% | 2.88 GB | 2.81 GB | - | -0.02% | - |
| random/pr38518.c | -2.04% | 2.88 GB | 2.82 GB | - | 0.07% | - |
| Added Tests - size |
|---|
| random/empty.C/elf/sections/text |
| random/empty.c/elf/sections/text |
| random/pr29433.cpp/elf/sections/text |
Report Time: 0.15s